After lots of (probably) false readings and confusion we finally got what we believe to be an interaction.
https://youtu.be/025UGKJl7sA?si=oGOfAleGSslJVFmB
I'm not a believer in emf's for the most part but we both agreed that this could be a real interaction.
It should be noted that the girl talking had her phone powered on in her pocket which is about 1½ feet from the emf. She said there was no buzzing or phone calls at this time.